OK, here we go, here we go, you see, I'm doing it down here, I can't see it, does that-- ah, I hear his sighs of relief, OK, good. There we go. Better. All right.

好，我们开始，大家可以看到，我在这里写这个程序，我看不见，这是不是-啊，我听到大家放松的叹气了，好，让我们开始吧，好多了，好。

麻省理工公开课 - 计算机科学及编程导论课程节选

OK, good. This might be our all-time high, 89% got this right. This is great.

好的，很好这可能是我们上课以来正确率最高的一次，89%，的同学都做对了，这太棒了。

麻省理工公开课 - 化学原理课程节选

Press one more time - Press one more time Ok.So we don't have--we don't All right. We are going to just leave these up.

再按一次Fa键,-再按一次Fa键,可还是没有,我们不管它了

耶鲁公开课 - 聆听音乐课程节选

b OK. In this example I'd use b. All right, as b get-- b is the thing that's changing as I go along here, but it could be things like, how many elements are there in a list if the input is a list, could be how many digits are there in a string if the input's a string, it could be the size of the integer as we go along. All right.?

好，在这个例子里我会用，因为b是一直在变的东西,但是也可能是如下情况：,如果输入是数组的话,变化的就是数组的元素数，如果输入是字符串的话,变化的就是字符串的长度，如果是integer的话,可能就是这个数的大小，对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选